// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_NETWORK_MONITOR_HOST_H_
#define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_NETWORK_MONITOR_HOST_H_

#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "content/common/content_export.h"
#include "net/base/network_change_notifier.h"
#include "net/base/network_interfaces.h"
#include "ppapi/host/host_message_context.h"
#include "ppapi/host/resource_host.h"

namespace content {

class BrowserPpapiHostImpl;

// The host for PPB_NetworkMonitor. This class lives on the IO thread.
class CONTENT_EXPORT PepperNetworkMonitorHost
    : public ppapi::host::ResourceHost,
      public net::NetworkChangeNotifier::IPAddressObserver {
public:
    PepperNetworkMonitorHost(BrowserPpapiHostImpl* host,
        PP_Instance instance,
        PP_Resource resource);

    ~PepperNetworkMonitorHost() override;

    // net::NetworkChangeNotifier::IPAddressObserver interface.
    void OnIPAddressChanged() override;

private:
    void OnPermissionCheckResult(bool can_use_network_monitor);

    void GetAndSendNetworkList();
    void SendNetworkList(std::unique_ptr<net::NetworkInterfaceList> list);

    ppapi::host::ReplyMessageContext reply_context_;

    base::WeakPtrFactory<PepperNetworkMonitorHost> weak_factory_;

    DISALLOW_COPY_AND_ASSIGN(PepperNetworkMonitorHost);
};

} // namespace content

#endif // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_NETWORK_MONITOR_HOST_H_
